div.layout {
    margin: auto;
    width: 550px;
    padding: 100px;
}

input {
    width: 80px;
}

td {
    width: 150px;
    text-align: center;
}

table {
    margin-top: 20px;
    border-bottom-style: solid;
    border-bottom-width: 2px;
    border-bottom-color: lightgray;
    padding-bottom: 10px;
}